LAB TESTING TERMS

Question 1

people in a non diseased population; represented by data that fits into a cell shaped curve gaussian distribution

Answer 1

normal

Question 2

set of values of a measured quantity obtained from a group of individuals in a defined stated of health

Answer 2

reference range

Question 3

number of cases of a disease in a certain population at a certain time

Answer 3

prevalence

Question 4

number of new cases of a disease in a population during a specified time period

Answer 4

incidence

Question 5

probability that a lab test will be negative in absence of disease

Answer 5

specificity

Question 6

probability that a lab test will be positive in the presence of a disease

Answer 6

sensitivity

Question 7

probability that a lab result accurately reflects the presence or absence of a disease

Answer 7

predictive values

Question 8

how closely the measurement approaches the true value

Answer 8

accuracy

Question 9

reproducibility

Answer 9

precision

Question 10

the average

Answer 10

mean

Question 11

dividing the population in half, ranking from least to greatest picking the middle value

Answer 11

median

Question 12

peak, the most probable value

Answer 12

mode